Definition of Retinaculum. Meaning of Retinaculum. Synonyms of Retinaculum
Here you will find one or more explanations in English for the word Retinaculum.
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Definition of Retinaculum
Retinaculum Retinaculum Ret`i*nac"u*lum, n.; pl. Retinacula. [L., a
holdfast, a band. See Retain.]
1. (Anat.)
(a) A connecting band; a fr[ae]num; as, the retinacula of
the ileoc[ae]cal and ileocolic valves.
(b) One of the annular ligaments which hold the tendons
close to the bones at the larger joints, as at the
wrist and ankle.
2. (Zo["o]l) One of the retractor muscles of the proboscis of
certain worms.
3. (Bot.) A small gland or process to which bodies are
attached; as, the glandular retinacula to which the
pollinia of orchids are attached, or the hooks which
support the seeds in many acanthaceous plants.
